Finding the Fourth Proportional to 60,499.81, 90,768.18 and 30,938.41

Step by Step Solution

1. Step 1: Write the proportion equation
   60,499.81 : 90,768.18 = 30,938.41 : x
2. Step 2: Convert to fraction form
   60,499.81/90,768.18 = 30,938.41/x
3. Step 3: Cross multiply
   60,499.81x = 90,768.18 × 30,938.41
4. Step 4: Simplify right side
   60,499.81x = 2,808,223,013.10
5. Step 5: Solve for x
   x = 2,808,223,013.10/60,499.81
6. Step 6: Final answer
   x = 46,417.06